Which theorem or postulate proves the two triangles are similar? https://www.connexus.com/content/media/464825-522011-123811-PM-1215533620.png

Question

anonymous · Answer

Sorry again for this type of question, I suck at postulates and theorems.

anonymous · Answer

Corresponding Angles Postulate i think its called, because of those parallel bases. here's a good place for this kinda stuff: http://www.wyzant.com/Help/Math/Geometry/Lines_and_Angles/Angle_Theorems.aspx

anonymous · Answer

Is it SSS or SAS?

anonymous · Answer

i think the easiest way is AAA

anonymous · Answer

the top angle is shared, then the others you can prove are congruent

directrix · Answer